The car used during the scenes after the wreck is a 1970 Mercury Montego. The LAPD briefly switched to purchasing Montegos (only in 1970), after previously purchasing 1969 Plymouth "B-body" Belvederes. The LAPD switched back to Plymouth "B-body" Satellite patrol cars in 1971 (the "Satellite" nameplate replacing the previous "Belvedere").
Griffith Park, where Malloy (Martin Milner) chases the suspect and crashes his patrol car, is a large city owned park covering 4,310 acres (6.734375 square mile) at the eastern end of the Santa Monica Mountains in the Los Feliz neighborhood of Los Angeles.
The gold Mustang coupe with white top 'crew car' is seen parked in front of the grocery store being robbed.
After the wreck the dispatcher frequently requests Adam-12's code 1.
Code 1 is a request to acknowledge the call.
Code 1 = acknowledge receipt of message.